205126965

素因数分解:

$3^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{8783}}^1$

素因数の和:8970

約数の個数: 32

約数和(自身を含む): 366819840

約数和(自身を除く): 161692875

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 173, 519, 865, 1557, 2595, 4671, 7785, 8783, 23355, 26349, 43915, 79047, 131745, 237141, 395235, 1185705, 1519459, 4558377, 7597295, 13675131, 22791885, 41025393, 68375655, 205126965]

約数ペア:

[(1, 205126965), (3, 68375655), (5, 41025393), (9, 22791885), (15, 13675131), (27, 7597295), (45, 4558377), (135, 1519459), (173, 1185705), (519, 395235), (865, 237141), (1557, 131745), (2595, 79047), (4671, 43915), (7785, 26349), (8783, 23355)]